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QJEE MAIN 2025
Which of the following graphs correctly represents the variation of thermodynamic properties of Haber's process?
JEE MainChemistryHard
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QJEE MAIN 2025
The d-orbital electronic configuration of the complex among $\left[\mathrm{Co}(\mathrm{en})_{3}\right]^{3+},\left[\mathrm{CoF}_{6}\right]^{3-},\left[\mathrm{Mn}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}$ and $\left[\mathrm{Zn}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}$ that has the highest CFSE is :
JEE MainChemistryEasy
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QJEE MAIN 2025
Match List - I with List - II.
Choose the correct answer from the options given below :
JEE MainChemistryEasy
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QJEE MAIN 2025
In 3,3-dimethylhex-1-en-4-yne, there are $\_\_\_\_$ $s p^{3}$, $\_\_\_\_$ $s p^{2}$ and $\_\_\_\_$ sp hybridised carbon atoms respectively.
JEE MainChemistryEasy
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QJEE MAIN 2025
Given below are two statements : Statement (I) : Neopentane forms only one monosubstituted derivative. Statement (II) : Melting point of neopentane is higher than...
JEE MainChemistryEasy
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QJEE MAIN 2025
The nature of oxide $\left(\mathrm{TeO}_{2}\right)$ and hydride $\left(\mathrm{TeH}_{2}\right)$ formed by Te, respectively are :
JEE MainPhysicsMedium
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QJEE MAIN 2025
Consider the following chemical equilibrium of the gas phase reaction at a constant temperature : $A(g) \rightleftharpoons B(g)+C(g)$ If $p$ being the total pressure, $K_{p}$...
JEE MainChemistryMedium
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QJEE MAIN 2025
Formation of $\mathrm{Na}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{5} \mathrm{NOS}\right]$, a purple coloured complex formed by addition of sodium nitroprusside in sodium carbonate extract of salt indicates the presence of :
JEE MainChemistryEasy
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QJEE MAIN 2025
Arrange the following in order of magnitude of work done by the system/on the system at constant temperature. (a) $\left|w_{\text {reversible }}\right|$ for expansion in...
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